2000 GMC Sierra IGNITION START

2000 GMC SIERRA
368,000 MILES • V8 • 4WD • AUTOMATIC
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TRAILBOSS
  • MEMBER
  • 1 POST
THIS PROMBLEM HAS EXISTED SINCE I'VE HADIT BUT HAS GOTTEN TO THE POINT WHERE I NEED ADVISE ON NARROWING IT DOWN: PROBLEM IS HOLD KEY TOO START POSITION NOTHING HAPPENS MAYBE 10 SECONDS OR UP TO 5 MINS. THEN CRANKS OFF I GO!! ANY ADVISE THANKS,DOUG
Jan 12, 2010 at 6:38 PM
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MERLIN2021
  • ✓ASE Certified Mechanic
  • 17,250 POSTS
  • ASE Certified Mechanic
Have you done a relearn on the pass-key?
GM PASS LOCK RELEARN- Ignition to "run" position, try to start and let key return to "run" position
Approx ten minutes security light will go off
Turn key "off" and wait 5 seconds
Repeat 2 more times for a total of 3 relearns.
Turn key off, then start it.
Jan 13, 2010 at 2:27 PM
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